APA (7th ed.) Citation

American Radio Relay League & Clift, W. D. (1981). The Radio amateur's license manual (78th ed.). American Radio Relay League.

Chicago Style (17th ed.) Citation

American Radio Relay League and Wyland Dale Clift. The Radio Amateur's License Manual. 78th ed. Newington, Conn.: American Radio Relay League, 1981.

MLA (9th ed.) Citation

American Radio Relay League and Wyland Dale Clift. The Radio Amateur's License Manual. 78th ed. American Radio Relay League, 1981.